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A207677 as a simple table

n a(n)
1 2
2 16
3 72
4 436
5 2310
6 11994
7 65564
8 379618
9 2306234
10 15546084
11 105736196
12 882008157
13 7460256028
14 79554888778
15 842718226878
16 10871887456045
17 151150820925264
18 2491064356652975
19 43353562677488606
20 900988265135221518

[2,16,72,436,2310,11994,65564,379618,2306234,
 15546084,105736196,882008157,7460256028,
 79554888778,842718226878,10871887456045,
 151150820925264,2491064356652975,
 43353562677488606,900988265135221518]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)